355. Dr. Dre and 2Pac, 'California Love'

When 2Pac left jail in October 1995, after serving eight months for a sexual-assault conviction, Dre had a hit ready for him: a slice of West Coast funk, built around a Joe Cocker sample and a vocal from Zapp frontman Roger Troutman. “I don’t want it to be about violence,” 2Pac said seven months before he was shot dead. “I want it to be about money.”